PPF lim caij ntawm rov qab osmosis dej ntshiab tshuab
May 11, 2022
Tso lus
Pretreatment ntawm cov dej kais dej los lim tawm cov khib nyiab, tshem tawm cov khib nyiab, colloids, impurities, thiab lwm yam hauv cov dej, nrog rau qhov pom loj thiab cov av tuav lub peev xwm, cov nyhuv pom zoo, kev ua haujlwm ntev, thiab tuaj yeem ntxuav thiab siv ntau zaus.
